252058478 has 32 divisors (see below), whose sum is σ = 438241536. Its totient is φ = 106501248.

The previous prime is 252058463. The next prime is 252058481. The reversal of 252058478 is 874850252.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 447425 + ... + 447987.

It is an arithmetic number, because the mean of its divisors is an integer number (13695048).

Almost surely, 2^252058478 is an apocalyptic number.

252058478 is a deficient number, since it is larger than the sum of its proper divisors (186183058).

252058478 is a wasteful number, since it uses less digits than its factorization.

252058478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 968.

The product of its (nonzero) digits is 179200, while the sum is 41.

The square root of 252058478 is about 15876.3496434161. The cubic root of 252058478 is about 631.6848141980.

The spelling of 252058478 in words is "two hundred fifty-two million, fifty-eight thousand, four hundred seventy-eight".